Home › Manufacturers › Siemens › 3VA9978-0CH72

Siemens

Siemens 3VA9978-0CH72 Bowden Cable Operating Unit

Siemens 3VA9978-0CH72 Bowden Cable Operating Unit.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3VA9978-0CH72

Handle Type Max Flex operator

Cable Bowden cable

Material Steel, epoxy sheathed

Enclosure Rating NEMA 1/3R/12

Get a price for 3VA9978-0CH72

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

Flexible Bowden cable operation Durable steel handle with epoxy sheath NEMA 1/3R/12 rated Clear ON/OFF indicators Enhanced operator accessibility

Product description

The Siemens 3VA9978-0CH72 is an operating unit featuring a Max Flex operator handle with a Bowden cable, designed for enhanced flexibility and remote operation of Siemens circuit breakers. The handle is constructed from steel with an epoxy sheath, offering durability and a comfortable grip. It is rated for NEMA 1, 3R, and 12 enclosures, providing protection against dust and water ingress.

This operating unit is utilized in applications requiring accessible and safe manual control of circuit breakers, especially when the breaker is installed in hard-to-reach locations or within enclosures. The clearly marked red (ON) and black (OFF) indicators ensure immediate visual confirmation of the breaker's status, enhancing operational safety and efficiency in industrial settings.

Stanlo Automation, a proud veteran-owned distributor of industrial automation surplus, offers the Siemens 3VA9978-0CH72. We ensure that our customers receive reliable, quality components to maintain their operational continuity and safety standards.

Technical specifications

Handle Type	Max Flex operator
Cable	Bowden cable
Material	Steel, epoxy sheathed
Enclosure Rating	NEMA 1/3R/12
Indicators	Black=OFF, Red=ON

Common applications

Industrial control panels

Remote breaker operation

Enclosed machinery

Power distribution cabinets

Hazardous area operations

Compatible systems

Siemens 3VA4 Series Siemens 3VA5 Series Siemens 3VA6 Series

Also known as

Siemens 3VA Operator Handle Bowden Cable Accessory Siemens Remote Control Unit

Replaces / compatible with

This operating unit provides a flexible and robust solution for remote manual control of Siemens 3VA series circuit breakers installed in various enclosure types.

Technical note

Expert tip

The Bowden cable length and routing are critical for smooth operation; ensure no kinks or excessive bends that could impede the handle's movement.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What NEMA enclosure ratings does the Siemens 3VA9978-0CH72 operating unit support?

The Siemens 3VA9978-0CH72 operating unit is rated for NEMA 1, 3R, and 12 enclosures. This signifies its suitability for indoor use, protection against falling dirt and light splashing water (NEMA 3R), and protection against dust and dripping water (NEMA 12), making it versatile for industrial environments.